Which word in Vietnamese is both heavy and light?

Finding the answer to this Vietnamese question requires you to be extremely intelligent and quick-witted.

Recently, a photo of a Vietnamese language test for elementary school students was shared on social media. The test question asked: "Which Vietnamese word is both heavy and light?"

This is a primary school riddle, but when it appeared on social media, it stumped many adults. After reading the question, try to think of the word.

Which word in Vietnamese is both heavy and light?

If you find the answer in the shortest time, scroll down to the comments to record it and see how many people think the same way as you.

Lam Hoang

Source: https://vtcnews.vn/tu-nao-trong-tieng-viet-vua-nang-vua-nhe-ar950522.html